add augroup indent_guides
Merge remote-tracking branch 'upstream/master' into upstream
Merge pull request #16 from houzy/upstream

add augroup indent_guides
add ivim_default_scheme
fix bug: E739: Cannot create directory: foo/bar/, but the directory was created just fine.
Merge pull request #17 from houzy/upstream

fix bug: E739: Cannot create directory: foo/bar/
Merge from upstream/master